public class ThreadDemo5 {
    private  static int count=0;

    public static void main(String[] args) throws InterruptedException {
        Thread t1=new Thread(()->{
            for (int i = 0; i <500000; i++) {
                count++;
            }
        });
        Thread t2=new Thread(()->{
            for (int i = 0; i <500000; i++) {
                count++;
            }
        });
        t2.start();
        t1.start();
        t1.join();
        t2.join();


        System.out.println("count: " + count);

    }
}
